remove complicated and costly versioning mechanisms :D

.gitignore

@@ -1,3 +1,6 @@
+# extra files created to hold the versioning information
+validphys2/src/validphys/_version.py
+
 # extra files created by cmake
 libnnpdf/nnprofile.yaml
 libnnpdf/scripts/nnpdf.pc

CMakeLists.txt

@@ -183,10 +183,4 @@ if(VP_DEV)
     install(CODE "execute_process(COMMAND ${PYTHON_EXECUTABLE} -m pip install --no-deps -e ${PROJECT_SOURCE_DIR})")
 else(VP_DEV)
     install(CODE "execute_process(COMMAND ${PYTHON_EXECUTABLE} -m pip install --no-deps --ignore-installed ${PROJECT_SOURCE_DIR})")
-    if(BURN_TAG)
-        install(CODE "set(LIBRARY \"validphys\")")
-        install(SCRIPT ${PROJECT_SOURCE_DIR}/version.cmake)
-        install(CODE "set(LIBRARY \"n3fit\")")
-        install(SCRIPT ${PROJECT_SOURCE_DIR}/version.cmake)
-    endif(BURN_TAG)
 endif(VP_DEV)

n3fit/src/evolven3fit_new/__init__.py

@@ -0,0 +1 @@
+from validphys._version import __version__, __version_tuple__

n3fit/src/n3fit/__init__.py

@@ -1,2 +1 @@
-from n3fit.version import build_version
-__version__ = build_version
+from validphys._version import __version__, __version_tuple__

pyproject.toml

@@ -1,10 +1,10 @@
 [build-system]
-requires = ["poetry-core>=1.0.0"]
-build-backend = "poetry.core.masonry.api"
+requires = ["poetry-core>=1.0.0", "poetry-dynamic-versioning"]
+build-backend = "poetry_dynamic_versioning.backend"
 
 [tool.poetry]
 name = "nnpdf"
-version = "4.0.8"
+version = "0.0.0"
 description = "An open-source machine learning framework for global analyses of parton distributions."
 readme = "README.md"
 authors = [
@@ -101,14 +101,23 @@ docs = ["recommonmark", "sphinxcontrib", "sphinx-rtd-theme", "sphinx"]
 qed = ["fiatlux"]
 nolha = ["pdfflow", "lhapdf-management"]
 
-# [tool.poetry-dynamic-versioning]
-# enable = true
-# vcs = "git"
-# style = "semver"
-# dirty = true
-# [tool.poetry-dynamic-versioning.substitution]
-# files = ["validphys2/src/validphys/__init__.py", "n3fit/src/n3fit/__init__.py"]
+[tool.poetry-dynamic-versioning]
+enable = true
+vcs = "git"
+metadata = true
+dirty = true
+semver = true
+pattern = "default-unprefixed" # we don't use v in the tags
 
+[tool.poetry-dynamic-versioning.substitution]
+files = ["validphys2/src/validphys/_version.py"]
+
+[tool.poetry-dynamic-versioning.files."validphys2/src/validphys/_version.py"]
+persistent-substitution = true
+initial-content = """
+__version__ = "0.0.0"
+__version_tuple__ = (0, 0, 0)
+"""
 
 [tool.black]
 line-length = 100

validphys2/src/validphys/__init__.py

@@ -1,4 +1 @@
-# We don't want to import stuff here that could slow down the import times
-from validphys.version import build_version
-
-__version__ = build_version
+from ._version import __version__, __version_tuple__